When LA's Griffith Park mountain lion crawls under someone's house, or a brother-and-sister pair become the first mountain lions with tracking collars to cross a freeway since 2009, Seth Riley is at the top of the list of ...

Cut off by freeways and human development, mountain lions in southern California are facing a severe loss of genetic diversity, according to a new study led by the University of California, Davis in partnership with The Nature ...

Scientists at the University of California, Santa Cruz, using a new wildlife tracking collar they developed, were able to continuously monitor the movements of mountain lions in the wild and determine how much energy the ...

That mountain lions have managed to survive at all in the Santa Monica Mountains of California—in the vicinity of the megacity of Los Angeles—is a testament to the resilience of wildlife, but researchers studying these ...

The reintroduction of mountain lions across the mid-western United States has made species management an urgent area of research for conservationists. A report in the Wildlife Society Bulletin explores the fatal cost of human ...